Multiple myeloma is staged by estimating the myeloma tumor cell mass on the basis of the amount of monoclonal (or myeloma) protein (M protein) in the serum and/or urine, along with various clinical parameters, such as hemoglobin and serum calcium concentrations, the number of lytic bone lesions, and the presence or absence of renal failure.
At present, daylight saving time in the United States. 1  begins at 2:00 a.m. on the second Sunday of March and. 2  ends at 2:00 a.m. on the first Sunday of November.
Daylight saving time starts on the second Sunday of March and has since 2007. The goal of moving daylight saving time forward is partly to save energy, but that hasn't happened.